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 A176702 Triangle T(n,k) read by rows. A051731(n,k)-A051731(n,k+1). 3
 1, 0, 1, 1, -1, 1, 0, 1, -1, 1, 1, 0, 0, -1, 1, 0, 0, 1, 0, -1, 1, 1, 0, 0, 0, 0, -1, 1, 0, 1, -1, 1, 0, 0, -1, 1, 1, -1, 1, 0, 0, 0, 0, -1, 1, 0, 1, 0, -1, 1, 0, 0, 0, -1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, -1, 1, 0, 0, 0, 1, -1, 1, 0, 0, 0, 0, -1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 1, 0, 1, 0, 0, 0, -1 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Matrix inverse of A134541. The subsequence of A180430 beginning from the second column, divided by 2, equals this sequence. [From Mats Granvik, Sep 04 2010] LINKS EXAMPLE Triangle begins: 1 0...1 1..-1...1 0...1..-1...1 1...0...0..-1...1 0...0...1...0..-1...1 1...0...0...0...0..-1...1 0...1..-1...1...0...0..-1...1 1..-1...1...0...0...0...0..-1...1 0...1...0..-1...1...0...0...0..-1...1 1...0...0...0...0...0...0...0...0..-1...1 0...0...0...1..-1...1...0...0...0...0..-1...1 CROSSREFS Cf. A176702*A000012=A051731. Row sums equals A000012. Sequence in context: A103582 A129565 A121967 * A153860 A162519 A181359 Adjacent sequences:  A176699 A176700 A176701 * A176703 A176704 A176705 KEYWORD sign,tabl AUTHOR Mats Granvik, Gary W. Adamson, Apr 24 2010 STATUS approved

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